Spined Soldier Bug vs Japanese Giant Water Bug

Side-by-side species comparison

Attribute Spined Soldier Bug Japanese Giant Water Bug
Scientific Name Podisus maculiventris Lethocerus deyrolli
Order Hemiptera Hemiptera
Family Pentatomidae Belostomatidae
Size 10-13 mm 48-65 mm
Habitat Gardens Ponds & Lakes
Diet Predators Predators
Regions Throughout North America East Asia, Japan
Conservation Least Concern Vulnerable

Spined Soldier Bug

A beneficial predatory stink bug with prominent shoulder spines and a mottled brown body. It feeds on pest caterpillars and beetle larvae in gardens and agricultural fields.

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Did You Know?

It is commercially reared and sold as a biological control agent for managing pest caterpillars in agriculture.

Japanese Giant Water Bug

Known as 'ta-garame' in Japanese, this is one of Japan's largest aquatic insects. A fearsome ambush predator that can catch small fish and frogs. Has declined dramatically due to habitat loss.

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Did You Know?

Males of this species guard the eggs, which the female glues to emergent vegetation above water, by periodically climbing up to moisten them.